atomsko jezgro

atomsko jezgro

A tiny, incredibly dense positively charged mass at the heart of the atom. The nucleus is composed of protons and neutrons (and other particles). It contains almost all of the mass of the atom but occupies only a tiny fraction of the atom's volume.

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jezgro

Astronomi; Gezegen bilimi

The central region of a planet or moon frequently made of denser materials than the surrounding regions (mantle and crust). Earth and the Moon are thought to have cores of iron ...

jezgro

Kimya; Genel kimya

The central part of an atom that contains the protons and neutrons. Plural nuclei.

jezgro

Fizik; Genel fizik

The central, positively charged, dense portion of an atom.

jezgro

Biyoloji; Genetik

Membrane-bound organelle which contains the DNA in the form of chromosomes. It is the site of DNA replication, and the site of RNA synthesis.

jezgro

Eğitim; SAT sözlüğü

Središnja tačka ili deo u kome se materija skuplja.

isparljiv

Kimya; Genel kimya

A solid or liquid material that easily vaporizes. A material with a significant vapor pressure .

abraziv

Kimya; Genel kimya

A very hard, brittle, heat-resistant substance that is used to grind the edges or rough surfaces of an object. boron carbide, diamond, and corundum are abrasives.

diastereoizomer, diastereomer

Kimya; Genel kimya

Stereoisomers which are not mirror images of each other. Diastereomers are chemically similar but distinguishable; they have different melting points and boiling points and they ...

medicinska hemija

Kimya; Genel kimya

A branch of chemistry concerned with the discovery, design, synthesis , and investigation of biologically active compounds and reactions that these compounds undergo in living ...

slab elektrolit

Kimya; Genel kimya

A weak electrolyte is a solute that incompletely dissociates into ions in solution. For example, acetic acid partially dissociates into acetate ions and hydrogen ions, so that ...